Judo — ≤81 kilograms, Boys
| Times held | 3 |
|---|---|
| Total participants | 8 |
| Total countries | 8 |
Participants
| Year | Event | Status | Participants | NOCs |
|---|---|---|---|---|
| 2010 | ≤81 kilograms, Boys | YOG | 14 | 14 |
| 2014 | ≤81 kilograms, Boys | YOG | 21 | 21 |
| 2018 | ≤81 kilograms, Boys | YOG | 12 | 12 |
Medal winners
Medals by country
| NOC | Gold | Silver | Bronze | Total | |
|---|---|---|---|---|---|
| Russian Federation |  RUS |
1 | 1 | 0 | 2 |
| Republic of Korea |  KOR |
1 | 0 | 0 | 1 |
| Romania |  ROU |
1 | 0 | 0 | 1 |
| Czechia |  CZE |
0 | 1 | 0 | 1 |
| Georgia |  GEO |
0 | 1 | 0 | 1 |
| Netherlands |  NED |
0 | 0 | 2 | 2 |
| Canada |  CAN |
0 | 0 | 1 | 1 |
| Cuba |  CUB |
0 | 0 | 1 | 1 |
| Hungary |  HUN |
0 | 0 | 1 | 1 |
| Slovakia |  SVK |
0 | 0 | 1 | 1 |
Top medallists
| Athlete | Nat | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| Lee Jae-Hyung | KOR |
1 | 0 | 0 | 1 |
| Mikhail Igolnikov |  ROC RUS |
1 | 0 | 0 | 1 |
| Adrian Sulca | ROU |
1 | 0 | 0 | 1 |
| Khasan Khalmurzayev | RUS |
0 | 1 | 0 | 1 |
| Tamazi Kirakozashvili | GEO |
0 | 1 | 0 | 1 |
| Martin Bezděk | CZE |
0 | 1 | 0 | 1 |